CN109372847A - A kind of fixing means of fixed device and flange and bellows - Google Patents
A kind of fixing means of fixed device and flange and bellows Download PDFInfo
- Publication number
- CN109372847A CN109372847A CN201811488518.9A CN201811488518A CN109372847A CN 109372847 A CN109372847 A CN 109372847A CN 201811488518 A CN201811488518 A CN 201811488518A CN 109372847 A CN109372847 A CN 109372847A
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- head
- flange
- clamping sleeve
- bellows
- press section
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- 210000003128 head Anatomy 0.000 claims description 93
- 210000000214 mouth Anatomy 0.000 claims description 18
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 230000037303 wrinkles Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 210000002837 heart atrium Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B4/00—Shrinkage connections, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings
- F16B4/004—Press fits, force fits, interference fits, i.e. fits without heat or chemical treatment
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Diaphragms And Bellows (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The present invention relates to track transportation industry shaft couplings to assemble field, provides the fixing means of a kind of fixed device and flange and bellows, fixed device includes: compensating squeeze head, clamping sleeve and press section；Clamping sleeve sliding is set on compensating squeeze head, and press section is connected with compensating squeeze head, and leans with clamping sleeve, by mobile to clamping sleeve direction to press section, so that clamping sleeve is mobile, and then the head diameter of compensating squeeze head is made to become smaller, the flange that head is press-connected part is affixed on flange.In this programme, by mobile to clamping sleeve direction to press section, so that clamping sleeve is mobile, and then the head diameter of compensating squeeze head is made to become smaller, the flange that head squeezes bellows is affixed on flange, and then by fixed relatively reliable of bellows and flange, and bellows is made to be not in wrinkle, the defects of micro-crack, avoids bellows and the case where flange connections loosen.
Description
Technical field
The present invention relates to track transportation industry shaft coupling package technique fields, are used for bellows and method more particularly, to one kind
The fixing means of fixation device and flange and bellows that orchid is fixedly connected.
Background technique
Correlative study both at home and abroad is seldom at present, expands wave, press fitting etc. to bellows industry machinery, someone uses multiple works
Sequence, machinery expand wave, compacting, and spinning flange is cut, and are compacted downwards, to complete being connected and fixed for bellows and flange, technique
Process is five steps, and in spinning flange, the end of bellows is easy to will appear corrugation, micro-crack phenomenon, so that in finished product state
Bellows cannot be securely attached on flange, can generate loosening situation if using time length.
Summary of the invention
Technical problems to be solved
The purpose of the present invention is to provide a kind of fixed device and the fixing means of flange and bellows, to solve existing skill
In art in spinning flange, the problem of end of bellows is easy to will appear corrugation, micro-crack phenomenon.
Technical solution
In order to solve the above technical problems, the fixation device that first aspect present invention provides can be used in flange and be connected thereto part
Fixation, comprising: compensating squeeze head, clamping sleeve and press section；
The clamping sleeve sliding is set on the compensating squeeze head, and the press section is connected with the compensating squeeze head,
And lean with the clamping sleeve, by mobile to the clamping sleeve direction to the press section, so that the clamping sleeve is mobile,
And then the head diameter of the compensating squeeze head is made to become smaller, the flange that the head squeezes the connector is affixed on the flange.
In above-mentioned any scheme, further, the compensating squeeze head includes ontology and head, the ontology and head phase
Connection, and the head is provided with hollow opening oral cavity；
The clamping sleeve is slidably arranged on the ontology, and is covered on the upper end on the head；
The press section is slidably arranged on the ontology, and the head can be issued in the extruding of the clamping sleeve
Raw flexible deformation, so that the diameter in the hollow opening oral cavity becomes smaller.
In above-mentioned any scheme, further, the head is made of multiple elastic slices along its circumferential direction, so that multiple described
Elastic slice surrounds the hollow opening oral cavity, and each elastic slice is from top to bottom to the outer inclination in the hollow opening oral cavity, so that
The elastic slice and vertical direction form predetermined angle.
In above-mentioned any scheme, further, the lower end of the elastic slice is provided with pilot notched and rises as high as the banks.
In above-mentioned any scheme, further, the edge of the adjacent elastic slice abuts each other setting.
In above-mentioned any scheme, further, smooth layer is provided at the head and the clamping sleeve mutually sliding.
In above-mentioned any scheme, further, the press section is nut, is provided with screw thread on the ontology, described
Nut is matched with the screw thread, and when being rotated down the nut, the nut squeezes the clamping sleeve and moves down in turn
The diameter for squeezing the hollow opening oral cavity on the head becomes smaller.
In above-mentioned any scheme, further, rotating handles are welded on the outer wall of the nut.
In above-mentioned any scheme, further, the ontology is in the stepped cylindrical bodily form, and is provided on the clamping sleeve
The stepped hole matched with the stepped cylindrical bodily form.
In above-mentioned any scheme, further, the press section is sleeve, and the sleeve is arranged on the body,
And can mutually be slidably connected with the ontology, one end of the sleeve is resisted against on the clamping sleeve, the other end and cylinder it is defeated
Outlet connection, driving the sleeve to move down by the cylinder moves down the clamping sleeve.
The second aspect of the present invention provides the fixing means of a kind of flange and bellows, appoints using in above-mentioned technical proposal
Fixation device described in one, comprising:
Step S1 expands wave apparatus by machinery and carries out expanding wave forming to bellows；
Step S2, by cylindrical body pressure head to the wave of formation as flange compacting；
Step S3 is pressed the flange of bellows by fixed device, finally fixes bellows with flange.
Beneficial effect
By adopting the above technical scheme, the invention has the following beneficial effects: in fixed device provided by the invention, such as with
In the fixation to bellows and flange, the clamping sleeve sliding is set on the compensating squeeze head, the press section with it is described
Compensating squeeze head is connected, and leans with the clamping sleeve, by mobile to the clamping sleeve direction to the press section, so that
The clamping sleeve is mobile, and then the head diameter of the compensating squeeze head is made to become smaller, and the flange that the head squeezes bellows is affixed to
On the flange, and then by fixed relatively reliable of bellows and flange, and bellows is made to be not in corrugation, micro-crack etc. lacks
The case where falling into, bellows and flange connections avoided to loosen.
Detailed description of the invention
It below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic cross-sectional view for the fixation device that the embodiment of the present invention one provides；
Fig. 2 is the elastic slice partial structural diagram for the fixation device that the embodiment of the present invention one provides；
Fig. 3 is the schematic perspective view of the compensating squeeze head for the fixation device that the embodiment of the present invention one provides；
Fig. 4 is the use state structural representation that the fixation device that the embodiment of the present invention one provides is used for flange and bellows
Figure；
Fig. 5 is the structural schematic diagram before the bellows provided in the embodiment of the present invention one and flange assembling；
Fig. 6 is that the bellows provided in the embodiment of the present invention one expands the structural schematic diagram after wave apparatus expands wave by mechanical；
Fig. 7 is the structural schematic diagram in the bellows provided in the embodiment of the present invention one and flange assembling after U-shaped wave pressure reality；
Fig. 8 is that the structure that the bellows provided in the embodiment of the present invention one passes through with flange when fixed device assembling finishes is shown
It is intended to；
The flow diagram of the fixing means of the position Fig. 9 flange provided by Embodiment 2 of the present invention and bellows.
Appended drawing reference:
1- bellows；101- flange；2- flange；3- compensating squeeze head；301- ontology；The head 302-；303- elastic slice；304- is led
It rises as high as the banks to notch；4- press section；5- clamping sleeve.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " vertical ",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment one
As shown in Figures 1 to 4, fixed device provided by the invention can be used in the fixation that flange is connected thereto part, here
Connector by taking bellows as an example；
Fixed device includes: compensating squeeze head 3, clamping sleeve 5 and press section 4；
What the clamping sleeve 5 slided is set on the compensating squeeze head 3, and the press section 4 is connected with the compensating squeeze head 3
It connects, and leans with the clamping sleeve 5, by mobile to 5 direction of clamping sleeve for the press section 4, so that the pressure
Fixed 5 is mobile, and then 302 diameter of head of the compensating squeeze head 3 is made to become smaller, and the head 302 squeezes turning over for the connector
Side 101 is affixed on the flange 2.
In this embodiment, as shown in Fig. 4 and Fig. 5 to Fig. 8, after carrying out mechanical expansion wave apparatus expansion wave to bellows 1,
U-shaped wave or V-arrangement wave and flange 101 are formed, the end of flange 2 is inserted between two U-shaped waves, then machinery is expanded to the U-shaped after wave
After wave or V-arrangement wave are compacted, the head 302 of compensating squeeze head 3 is placed on to the end of bellows 1, the head of compensating squeeze head 3
302 are resisted against on the flange 101 of bellows 1, mobile to 5 direction of clamping sleeve to the press section 4 by external force, so that institute
It is mobile to state clamping sleeve 5, and then so that 302 diameter of head of the compensating squeeze head 3 is become smaller, and then be pressed downward compensating squeeze head 3 so that institute
It states head 302 and squeezes the flange 101 of the bellows 1 and be affixed on flange 2, at this point, making its head since 302 diameter of head becomes smaller
The portion extrusion in portion 302 enters in the internal diameter of bellows 1, and then squeezes the tube wall and flange 101 of bellows 1, makes its flange
101 bendings are close on its tube wall, fix it stronger.
It is further, shown as shown in Figure 1, Figure 3 and Figure 4 in an optional embodiment of the present embodiment, the elasticity
Pressure head 3 includes ontology 301 and head 302, and the ontology 301 is connected with head 302, and the head 302 be provided with it is hollow
Atrium；
The clamping sleeve 5 is slidably arranged on the ontology 301, and is covered on the upper end on the head 302；
The press section 4 is slidably arranged on the ontology 301, and the head 302 can be in the clamping sleeve 5
Lower generation flexible deformation is squeezed, so that the diameter in the hollow opening oral cavity becomes smaller.
In this embodiment, optionally, compensating squeeze head 3 include ontology 301 and head 302, by ontology 301 respectively with squeeze
Splenium 4 and clamping sleeve 5 are slidably connected, and clamping sleeve 5, to movement, squeezes its head 302 under the external force of press section 4
Pressure so that the diameter in the hollow opening oral cavity that head 302 is formed becomes smaller, that is, makes the diameter on head 302 and the internal diameter of bellows 1
It is equal, or less times greater than the internal diameter of bellows 1, structure is simple, convenient for operation.
On the basis of the above embodiment, further, as shown in Figure 3 and Figure 4, the head 302 is by multiple elastic slices
303 circumferentially form along it so that multiple elastic slices 303 surround the hollow opening oral cavity, and each elastic slice 303 by up to
The lower outer inclination to the hollow opening oral cavity, so that the elastic slice 303 and vertical direction form predetermined angle.
In this embodiment, the head 302 squeezed by 303 groups of pairs of flange 101 of multiple elastic slices, multiple elastic slices
303 surround the cylindrical structure of a tapered opening, are moved down by clamping sleeve 5 and make it into its extruding to bellows 1
It is open-ended in, and then flange 101 is squeezed, extracts compensating squeeze head 3 after extruding out, by the mobile press section 4 of opposite direction,
So that elastic slice 303 is restPosed, and then facilitates next use.
On the basis of the above embodiment, further, as shown in Fig. 2, the lower end of the elastic slice 303 is provided with guiding
Notch rises as high as the banks 304.
In this embodiment, the lower end setting pilot notched of elastic slice 303 rises as high as the banks 304, pilot notched rise as high as the banks 304 setting,
Make elastic slice 303 when being pressed down against, pilot notched rise as high as the banks 304 under the action of be easier into bellows 1 it is open-ended in,
Facilitate operation, improves assembly efficiency, reduce the production cost of product.
On the basis of the above embodiment, further, as shown in figure 3, the edge of the adjacent elastic slice 303 mutually supports
By setting.
In this embodiment, the edge of adjacent elastic slice 303 abuts each other setting, that is, the part pressure of an elastic slice 303
The part of another elastic slice 303, and so on, the head 302 formed it into facilitates clamping sleeve 5 under the action of clamping sleeve 5
It is compressed, is not susceptible to misplace, occurs to squeeze failure, improves the reliability of product.
In an optional embodiment of the present embodiment, further, the head 302 and 5 phase of clamping sleeve
Smooth layer is provided at sliding.
In this embodiment, the setting of smooth layer, that is, make in round and smooth state on the outer wall on head 302, convenient for pressure
Fixed 5 mobile extruding.
In an optional embodiment of the present embodiment, further, as shown in Figure 1 and Figure 4, the press section 4
For nut, it is provided with screw thread on the ontology 301, the nut is matched with the screw thread, when being rotated down the nut,
The diameter that the nut squeezes the hollow opening oral cavity that the clamping sleeve 5 moves down and then squeezes the head 302 becomes smaller.
In this embodiment, press section 4 is selected as nut, and the screw thread that nut matches is provided on ontology 301, passes through rotation
Turn nut moves down, can be by spanner or other tool rotating nuts, and then makes nut that clamping sleeve 5 be driven to move down,
It to make the diameter on head 302 become smaller, and then enters to the portion extrusion on head 302 in the internal diameter of bellows 1, and then squeezes
The tube wall and flange 101 of bellows 1 are close to the bending of its flange 101 on its tube wall, fix it stronger.
On the basis of the above embodiment, further, rotating handles are welded on the outer wall of the nut.
In this embodiment, the setting of rotating handles carries out rotating nuts in other tool of taking without operator, directly
It connected rotating handles and carries out rotating nuts, it is easy to operate simple.
In another optional embodiment of the present embodiment, further, the ontology 301 is in stepped cylinder
Shape, and the stepped hole matched with the stepped cylindrical bodily form is provided on the clamping sleeve 5.
In this embodiment, by the setting of the stepped cylindrical bodily form, the upper end of clamping sleeve 5 is provided with the cylinder small with diameter
The through-hole that shape ontology 301 is worn, 5 lower end of clamping sleeve and hollow portion are that the cylindrical body 301 big with diameter matches, and make to press
Fixed 5 form shoulder pad when moving down, and the stroke for avoiding clamping sleeve 5 from moving down is too long.
In an optional embodiment of the present embodiment, further, the press section 4 is sleeve, the sleeve
It is set on the ontology 301, and can be slidably connected with 301 phase of ontology, one end of the sleeve is resisted against the pressure
On fixed 5, the output end of the other end and cylinder is connected, and driving the sleeve to move down by the cylinder makes the pressure
Fixed 5 move down.
In this embodiment, for the scheme of nut, it is also an option that press section 4 is the scheme of sleeve, by sleeve
One end be connected with the output end of cylinder, the other end is resisted against on clamping sleeve 5, so with cylinder drive sleeve move down into
And move down clamping sleeve 5 to change the head 302 of compensating squeeze head 3.
In a specific embodiment, as shown in Figures 1 to 4, what the clamping sleeve 5 slided is set in the elasticity pressure
On first 3, the press section 4 is connected with the compensating squeeze head 3, and leans with the clamping sleeve 5, and the compensating squeeze head 3 wraps
Ontology 301 and head 302 are included, the ontology 301 is connected with head 302, and the head 302 is provided with hollow opening oral cavity,
The head 302 is made of multiple elastic slices 303 along its circumferential direction, so that multiple elastic slices 303 surround the hollow opening oral cavity, and
Each elastic slice 303 is from top to bottom to the outer inclination in the hollow opening oral cavity, so that the elastic slice 303 and vertical direction shape
At predetermined angle, the lower end of the elastic slice 303 is provided with pilot notched and rises as high as the banks 304, and the press section 4 is nut, the ontology
Screw thread is provided on 301, the nut is matched with the screw thread, and when being rotated down the nut, the nut squeezes institute
State that clamping sleeve 5 moves down and then the diameter in the hollow opening oral cavity that squeezes the head 302 becomes smaller, by clamping sleeve 5 to moving down
It is dynamic so that elastic slice 303 is entered to the open-ended interior of bellows 1 its extruding, and then flange 101 is squeezed, the head
302 flange 101 for squeezing the bellows 1 are affixed on the flange 2, and then squeeze the tube wall and flange 101 of bellows 1, are made
The bending of its flange 101 is close on its tube wall, fixes it stronger.
Embodiment two
The embodiment of the present invention two provides the fixing means of a kind of flange and bellows, appoints using in above-mentioned technical proposal
Fixation device described in one, as shown in Figure 9, comprising:
Step S1 expands wave apparatus by machinery and carries out expanding wave forming to bellows 1, to cause 3 layers as shown in Figure 5 and Figure 6
1 deformed in tension wave inception of (such as single layer 0.15mm) bellows；
Step S2, as shown in Figure 6 and Figure 7, by cylindrical body pressure head to the wave of formation as being compacted at flange 2；
Step S3 is pressed the flange 101 of bellows 1 by fixed device, finally makes wave as shown in Figure 4 and Figure 8
Line pipe 1 and flange 2 are fixed, specifically, being moved down by clamping sleeve 5 makes elastic slice 303 enter to bellows 1 its extruding
In open-ended, and then flange 101 is squeezed, the flange 101 that the head 302 squeezes the bellows 1 is affixed to described
On flange 2, and then the tube wall and flange 101 of bellows 1 are squeezed, is close to the bending of its flange 101 on its tube wall, fixes it
It is stronger.
The fixing means of the embodiment of the present invention two is consolidated using described in any technical solution used in embodiment one
Determine device, therefore, as soon as it is not repeated one by one herein with whole beneficial effects that the fixation device in embodiment generates.
Specifically, someone uses multiple processes in the prior art, machinery expands wave, compacting, and spinning flange is cut, to
Lower compacting, to complete being connected and fixed for bellows and flange, technical process is five steps, in spinning flange, bellows
End is easy to will appear corrugation, micro-crack phenomenon, so that bellows cannot be securely attached on flange in finished product state, uses
It can generate loosening situation if time is long, and fixed device provided by the invention, it is described for the fixation to bellows and flange
Clamping sleeve sliding be set on the compensating squeeze head, the press section is connected with the compensating squeeze head, and with the compression
Set leans, and by mobile to the clamping sleeve direction for the press section, so that the clamping sleeve is mobile, and then makes described
The head diameter of compensating squeeze head becomes smaller, and the flange that the head squeezes bellows is affixed on the flange, so by bellows with
The defects of flange is fixed relatively reliable, and bellows is made to be not in wrinkle, micro-crack, avoids bellows and flange connections
The case where loosening.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other implementations
Certain features rather than other feature included by example, but the combination of the feature of different embodiments means in the present invention
Within the scope of and form different embodiments.For example, in claims above, embodiment claimed
It is one of any can in any combination mode come using.The information disclosed in the background technology section is intended only to deepen pair
The understanding of general background technology of the invention, and be not construed as recognizing or implying in any form that information composition has been this
The prior art well known to the technical staff of field.
Claims (10)
1. a kind of fixed device can be used in the fixation that flange is connected thereto part characterized by comprising compensating squeeze head, compression
Set and press section；
The clamping sleeve sliding is set on the compensating squeeze head, and the press section is connected with the compensating squeeze head, and with
The clamping sleeve leans, by mobile to the clamping sleeve direction to the press section, so that the clamping sleeve is mobile, in turn
The head diameter of the compensating squeeze head is set to become smaller, the flange that the head squeezes the connector is affixed on the flange.
2. fixed device according to claim 1, which is characterized in that
The compensating squeeze head includes ontology and head, and the ontology is connected with head, and the head is provided with hollow open
Chamber；
The clamping sleeve is slidably arranged on the ontology, and is covered on the upper end on the head；
The press section is slidably arranged on the ontology, and under the extruding of the clamping sleeve bullet can occur for the head
Property deformation so that the diameter in the hollow opening oral cavity becomes smaller.
3. fixed device according to claim 2, which is characterized in that
The head is made of multiple elastic slices along its circumferential direction, so that multiple elastic slices surround the hollow opening oral cavity, and each
The elastic slice is from top to bottom to the outer inclination in the hollow opening oral cavity, so that the elastic slice and vertical direction form preset angle
Degree.
4. fixed device according to claim 3, which is characterized in that
The lower end of the elastic slice is provided with pilot notched and rises as high as the banks.
5. fixed device according to claim 3, which is characterized in that
The edge of the adjacent elastic slice abuts each other setting.
6. fixed device according to claim 2, which is characterized in that
Smooth layer is provided at the head and the clamping sleeve mutually sliding.
7. the fixation device according to any one of claim 2-6, which is characterized in that
The press section is nut, is provided with screw thread on the ontology, the nut is matched with the screw thread, to be rotated down
When the nut, the diameter that the nut squeezes the hollow opening oral cavity that the clamping sleeve moved down and then squeezed the head becomes
It is small.
8. fixed device according to claim 7, which is characterized in that
Rotating handles are welded on the outer wall of the nut.
9. the fixation device according to any one of claim 2-6, which is characterized in that
The press section is sleeve, and the sleeve is arranged on the body, and can be mutually slidably connected with the ontology, described
One end of sleeve is resisted against on the clamping sleeve, and the output end connection of the other end and cylinder drives the set by the cylinder
Cylinder moves down and then moves down the clamping sleeve.
10. the fixing means of a kind of flange and bellows, which is characterized in that consolidated using of any of claims 1-9 described
Determine device, comprising:
Step S1 expands wave apparatus by machinery and carries out expanding wave forming to bellows；
Step S2, by cylindrical body pressure head to the wave of formation as flange compacting；
Step S3 is pressed the flange of bellows by fixed device, finally fixes bellows with flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811488518.9A CN109372847B (en) | 2018-12-06 | 2018-12-06 | Fixing device and fixing method of flange and corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811488518.9A CN109372847B (en) | 2018-12-06 | 2018-12-06 | Fixing device and fixing method of flange and corrugated pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109372847A true CN109372847A (en) | 2019-02-22 |
| CN109372847B CN109372847B (en) | 2023-08-25 |
Family
ID=65376184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811488518.9A Active CN109372847B (en) | 2018-12-06 | 2018-12-06 | Fixing device and fixing method of flange and corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109372847B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111576843A (en) * | 2020-04-28 | 2020-08-25 | 云南建投第十一建设有限公司 | Reusable wall connecting piece pulling device and using method thereof |
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| CN101132682A (en) * | 2006-08-25 | 2008-02-27 | 富准精密工业(深圳)有限公司 | Fixed part and its manufacturing method, combination of radiating devices using the fixed part |
| CN204239426U (en) * | 2014-01-26 | 2015-04-01 | 浙江精艺标准件有限公司 | A kind of flange bolt of locking shell fragment |
| CN104912897A (en) * | 2015-05-28 | 2015-09-16 | 东风商用车有限公司 | Extrusion assembly nut connection pair and assembly method thereof |
-
2018
- 2018-12-06 CN CN201811488518.9A patent/CN109372847B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101132682A (en) * | 2006-08-25 | 2008-02-27 | 富准精密工业(深圳)有限公司 | Fixed part and its manufacturing method, combination of radiating devices using the fixed part |
| CN204239426U (en) * | 2014-01-26 | 2015-04-01 | 浙江精艺标准件有限公司 | A kind of flange bolt of locking shell fragment |
| CN104912897A (en) * | 2015-05-28 | 2015-09-16 | 东风商用车有限公司 | Extrusion assembly nut connection pair and assembly method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111576843A (en) * | 2020-04-28 | 2020-08-25 | 云南建投第十一建设有限公司 | Reusable wall connecting piece pulling device and using method thereof |
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| Publication number | Publication date |
|---|---|
| CN109372847B (en) | 2023-08-25 |
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